#include <iostream> #include <string.h> #include <stdlib.h> #include <stdio.h> using namespace std; int main(int argc, char *argv[]) { char cl = ‘A‘; cout << ‘W‘ << ‘ ‘; cout << cl << endl; cout << "this is a test." << endl; cout << "----------" << endl; char *name="howareyou"; char ch; FILE *fp; if((fp=fopen("./bs.txt","r"))==NULL){ cout << "err"<<endl; } ch=fgetc(fp); while(ch!=EOF) { if(ch==‘\n‘) cout<< "a new line"<<endl; putchar(ch); ch=fgetc(fp); } printf("I need %s %d",name,5); string path="\\home"; cout << path; return 0; } char* readline(FILE* f) { char* line = (char*) calloc(1, sizeof(char) );; char c; int len = 0; while ( (c = fgetc(f) ) != EOF && c != ‘/n‘) { line = (char*) realloc(line, sizeof(char) * (len + 2) ); line[len++] = c; line[len] = ‘/0‘; } return line; }
时间: 2024-10-12 13:43:22